Caliguiran, V. B. (2015). Cassava farming helps farmers deal with climate change. Agriculture.
Chicago-referens (17:e uppl.)Caliguiran, Vladimir B. "Cassava Farming Helps Farmers Deal with Climate Change." Agriculture 2015.
MLA-referens (9:e uppl.)Caliguiran, Vladimir B. "Cassava Farming Helps Farmers Deal with Climate Change." Agriculture, 2015.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.